Example usage for java.util HashMap get

Introduction

In this page you can find the example usage for java.util HashMap get.

Prototype

public V get(Object key) 

Source Link

Document

Returns the value to which the specified key is mapped, or null if this map contains no mapping for the key.

Usage

From source file:com.dtolabs.rundeck.core.common.NodeEntryFactory.java

/**
 * Create NodeEntryImpl from map data.  It will convert "tags" of type String as a comma separated list of tags, or
 * "tags" a collection of strings into a set.  It will remove properties excluded from allowed import.
 *
 * @param map input map data/*from  ww w.j a  va2s  .  c  om*/
 *
 * @return
 *
 * @throws IllegalArgumentException
 */
@SuppressWarnings("unchecked")
public static NodeEntryImpl createFromMap(final Map<String, Object> map) throws IllegalArgumentException {
    final NodeEntryImpl nodeEntry = new NodeEntryImpl();
    final HashMap<String, Object> newmap = new HashMap<String, Object>(map);
    for (final String excludeProp : excludeProps) {
        newmap.remove(excludeProp);
    }
    if (null != newmap.get("tags") && newmap.get("tags") instanceof String) {
        String tags = (String) newmap.get("tags");
        String[] data;
        if ("".equals(tags.trim())) {
            data = new String[0];
        } else {
            data = tags.split(",");
        }
        final HashSet set = new HashSet();
        for (final String s : data) {
            if (null != s && !"".equals(s.trim())) {
                set.add(s.trim());
            }
        }
        newmap.put("tags", set);
    } else if (null != newmap.get("tags") && newmap.get("tags") instanceof Collection) {
        Collection tags = (Collection) newmap.get("tags");
        HashSet data = new HashSet();
        for (final Object tag : tags) {
            if (null != tag && !"".equals(tag.toString().trim())) {
                data.add(tag.toString().trim());
            }
        }
        newmap.put("tags", data);
    } else if (null != newmap.get("tags")) {
        Object o = newmap.get("tags");
        newmap.put("tags", new HashSet(Arrays.asList(o.toString().trim())));
    }
    try {
        BeanUtils.populate(nodeEntry, newmap);
    } catch (IllegalAccessException e) {
        e.printStackTrace();
    } catch (InvocationTargetException e) {
        e.printStackTrace();
    }
    if (null == nodeEntry.getNodename()) {
        throw new IllegalArgumentException("Required property 'nodename' was not specified");
    }
    if (null == nodeEntry.getHostname()) {
        throw new IllegalArgumentException("Required property 'hostname' was not specified");
    }
    if (null == nodeEntry.getAttributes()) {
        nodeEntry.setAttributes(new HashMap<String, String>());
    }

    //populate attributes with any keys outside of nodeprops
    for (final Map.Entry<String, Object> entry : newmap.entrySet()) {
        if (!ResourceXMLConstants.allPropSet.contains(entry.getKey())) {
            nodeEntry.setAttribute(entry.getKey(), (String) entry.getValue());
        }
    }

    return nodeEntry;
}

---

From source file:Main.java

@SuppressWarnings("unchecked")
public static <T> void removeDuplicate(List<T> dest, List<T> src) {
    if (dest == null) {
        return;/*w  ww  .j a va  2 s.  c o  m*/
    }

    if (src == null || src.isEmpty()) {
        return;
    }

    int capacity = dest.size() > src.size() ? dest.size() : src.size();
    HashMap<T, Integer> map = new HashMap<T, Integer>(capacity);
    for (int i = 0; i < dest.size(); i++) {
        map.put(dest.get(i), i);
    }

    T[] oldData = (T[]) dest.toArray();
    int length = oldData.length;
    for (T t : src) {
        Integer index = map.get(t);
        if (index != null) {
            oldData[index] = null;
            length--;
        }
    }

    T[] removedDuplicate = (T[]) new Object[length];
    int index = 0;
    for (int i = 0; i < oldData.length; i++) {
        if (oldData[i] != null) {
            removedDuplicate[index++] = oldData[i];
        }
    }

    dest.clear();
    dest.addAll(Arrays.asList(removedDuplicate));
}

---

From source file:Main.java

/**
 * Processes the POST request from the client instructing the server to process 
 * a serverStart or serverProxy. Returns the fields in this request as a HashMap for
 * easy handling.//from w  w w  . ja  v  a2  s .  c  om
 * 
 * @param xmlStream the InputStream obtained from an HttpServletRequest object. This contains the desired pipeline from the client.
 * @param search a HashMap with arbitrary names as keys and XPath Strings as values, the results of which are assigned as values to the names in the returned HashMap. 
 * @return
 */
public static HashMap<String, String> procPipelineReq(InputStream xmlStream, HashMap<String, String> search) {
    HashMap<String, String> returnHash = new HashMap<String, String>();
    try {
        for (String item : search.keySet()) {
            Document xmlDoc = parse(xmlStream);
            XPath xpath = xpathFactory.newXPath();
            returnHash.put(item, xpath.evaluate(search.get(item), xmlDoc));
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return returnHash;
}

---

From source file:Main.java

public static ArrayList<Integer> getRandomNumbers(int range, int count, Random rnd) {
    if (count > range) {
        return null;
    }//  w  ww .j a v  a  2 s.c  o m
    if (count < 0 || range < 0) {
        return null;
    }
    HashMap<Integer, Integer> used = new HashMap<Integer, Integer>();
    ArrayList<Integer> indices = new ArrayList<Integer>();
    int n = range;
    while (indices.size() < count) {
        Integer r = Integer.valueOf(rnd.nextInt(n));
        if (used.containsKey(r)) {
            indices.add(used.get(r));
        } else {
            indices.add(r);
        }
        addToUsed(used, r, n - 1);
        n--;
    }
    return indices;
}

---

From source file:edu.coeia.charts.LineChartPanel.java

private static HashMap<String, Integer> getDateMap(ArrayList<Message> data, String first, String second)
        throws ParseException {
    HashMap<String, Integer> map = new HashMap<String, Integer>();

    for (Message msg : data) {
        if (msg.getReceiverName().equalsIgnoreCase(first) && msg.getSenderName().equalsIgnoreCase(second)) {
            if (map.get(getMonthName(msg.getDate())) == null) {
                map.put(getMonthName(msg.getDate()), 1);
            } else {
                map.put(getMonthName(msg.getDate()), map.get(getMonthName(msg.getDate())) + 1);
            }//from w w w .  ja v  a 2s .  co m
        }
    }

    return (map);
}

---

From source file:com.glluch.ecf2xmlmaven.Writer.java

protected static String terms2xml(String field_name, HashMap<String, Integer> terms) {
    String text = "";
    Set pterms = terms.keySet();//from w  w  w.j  a va2s . c  om
    for (Object t : pterms) {
        text += "<field name=\"" + field_name + "\" " + " boost=\"" + terms.get(t) + "\"" + ">" + t + "</field>"
                + System.lineSeparator();
    }
    return text;
}

---

From source file:com.jaredrummler.android.devices.Main.java

private static void createDeviceJsonFiles(List<String[]> devices) throws IOException {
    File baseDir = new File(OUTPUT_DIR, "devices");
    if (baseDir.exists()) {
        FileUtils.deleteDirectory(baseDir);
    }/*w  w  w .j ava 2s .  c  om*/
    baseDir.mkdirs();

    // group all devices with the same codename together
    HashMap<String, List<DeviceInfo>> map = new HashMap<>();
    for (String[] arr : devices) {
        String key = arr[2];
        List<DeviceInfo> list = map.get(key);
        if (list == null) {
            list = new ArrayList<>();
        }
        list.add(new DeviceInfo(arr[0], arr[1], arr[2], arr[3]));
        map.put(key, list);
    }

    for (Map.Entry<String, List<DeviceInfo>> entry : map.entrySet()) {
        File file = new File(baseDir, entry.getKey() + ".json");
        FileUtils.write(file, PRETTY_GSON.toJson(entry.getValue()));
    }
}

---

From source file:com.hangum.tadpole.commons.sql.util.SQLUtil.java

/**
 * INSERT ? ?./*from  w w w . j a va2  s.c o m*/
 * 
 * @param tableName
 * @param rs
 * @return
 * @throws Exception
 */
public static String makeInsertStatment(String tableName, ResultSet rs) throws Exception {
    StringBuffer result = new StringBuffer("INSERT INTO " + tableName + "(");

    HashMap<Integer, String> mapTable = mataDataToMap(rs);
    for (int i = 0; i < mapTable.size(); i++) {
        if (i != (mapTable.size() - 1))
            result.append(mapTable.get(i) + ",");
        else
            result.append(mapTable.get(i));
    }

    result.append(") VALUES(");

    for (int i = 0; i < mapTable.size(); i++) {
        if (i != (mapTable.size() - 1))
            result.append("?,");
        else
            result.append('?');
    }

    result.append(')');

    if (logger.isDebugEnabled())
        logger.debug("[make insert statment is " + result.toString());

    return result.toString();
}

---

From source file:com.sencko.basketball.stats.advanced.FIBAJsonParser.java

static void analyzeGame(Game game) {
    HashSet[] playersInGameTeam = { new HashSet<String>(5), new HashSet<String>(5) };
    HashSet[] playersInRest = { new HashSet<String>(5), new HashSet<String>(5) };
    HashMap[][] plusMinusPlayers = { { new HashMap<String, Integer>(), new HashMap<String, Integer>() },
            { new HashMap<String, Integer>(), new HashMap<String, Integer>() } };
    for (int i = game.getPbp().size() - 1; i >= 0; i--) {
        Event event = game.getPbp().get(i);
        if (EventType.sub.equals(event.getTyp())) {
            HashSet<String> teamSet = playersInGameTeam[event.getTno() - 1];
            HashSet<String> restSet = playersInRest[event.getTno() - 1];
            String actor = event.getActor().toString();
            if (teamSet.contains(actor)) {
                teamSet.remove(actor);/*from   w ww  .  j av  a  2 s.c  om*/
                restSet.add(actor);
            } else {
                teamSet.add(actor);
                if (restSet.contains(actor)) {
                    restSet.remove(actor);
                } else {
                    //add plus minus on bench
                    HashMap<String, Integer> bench = plusMinusPlayers[event.getTno() - 1][1];
                    int change = (event.getTno() == 1) ? (event.getS1() - event.getS2())
                            : (event.getS2() - event.getS1());
                    bench.put(actor, change);
                }
            }

            //   System.out.println(Arrays.toString(playersInGameTeam));
        } else if (i != game.getPbp().size() - 1) {
            Event previousEvent = game.getPbp().get(i + 1);
            int change = 0;
            if (previousEvent.getS1() != event.getS1()) {
                change += event.getS1() - previousEvent.getS1();
            }
            if (previousEvent.getS2() != event.getS2()) {
                change -= event.getS2() - previousEvent.getS2();
            }
            for (int j = 0; j < 2; j++) {
                HashSet<String> teamSet = playersInGameTeam[j];
                for (String player : teamSet) {
                    HashMap<String, Integer> prev = plusMinusPlayers[j][0];
                    Integer previous = prev.get(player);
                    if (previous == null) {
                        previous = 0;
                    }
                    previous = previous + change;
                    prev.put(player, previous);
                }

                HashSet<String> restSet = playersInRest[j];
                for (String player : restSet) {
                    HashMap<String, Integer> prev = plusMinusPlayers[j][1];
                    Integer previous = prev.get(player);
                    if (previous == null) {
                        previous = 0;
                    }
                    previous = previous + change;
                    prev.put(player, previous);
                }

                change = -change;
            }
        }
    }
    //     System.out.println(Arrays.deepToString(plusMinusPlayers));

    for (int i = 0; i < 2; i++) {
        HashMap<String, Integer> board = plusMinusPlayers[i][0];
        HashMap<String, Integer> bench = plusMinusPlayers[i][1];
        int checkSum = 0;
        for (String name : board.keySet()) {
            int plusS = board.get(name);
            int plusB = bench.get(name);
            int total = plusS - plusB;
            System.out.printf("%20s\t%4d\t%4d\t%4d\n", name, plusS, plusB, total);
            checkSum += total;
        }

        System.out.println(checkSum + "----------------------------------------");
    }
}

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From source file:com.microsoft.alm.plugin.idea.common.ui.workitem.WorkItemHelper.java

public static String getFieldValue(@NotNull final WorkItem item, @NotNull final String fieldName) {
    final HashMap<String, Object> fieldMap = item.getFields();
    if (fieldMap != null) {
        // Try a case sensitive search using the Map,
        // but if that doesn't work, loop through all the fields
        if (fieldMap.containsKey(fieldName)) {
            Object value = fieldMap.get(fieldName);
            if (value != null) {
                return value.toString();
            }/*from   w  w  w. ja v  a 2  s. c  o m*/
        } else {
            for (final Map.Entry<String, Object> entry : fieldMap.entrySet()) {
                if (fieldName.equalsIgnoreCase(entry.getKey())) {
                    if (entry.getValue() != null) {
                        return entry.getValue().toString();
                    }
                }
            }
        }
    }
    return StringUtils.EMPTY;
}

---

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